:root{--bg: radial-gradient(circle at 10% 10%, #0f172a, #0b1221 35%, #060b17 70%);--panel: rgba(255, 255, 255, .06);--panel-strong: rgba(255, 255, 255, .12);--text: #e8ecff;--muted: #9fb0d8;--accent: #8ff7d1;--accent-strong: #48e6aa;--danger: #ff6b6b;--shadow: 0 12px 40px rgba(0, 0, 0, .35);color-scheme:dark}*{box-sizing:border-box}body{margin:0;min-height:100vh;font-family:Space Grotesk,Segoe UI,Helvetica Neue,sans-serif;background:var(--bg);color:var(--text)}a{color:var(--accent)}#root{min-height:100vh;padding:24px}.page{max-width:1200px;margin:0 auto;display:flex;flex-direction:column;gap:16px}.topbar{display:flex;gap:12px;align-items:center;background:var(--panel);border:1px solid rgba(255,255,255,.08);border-radius:16px;padding:14px 16px;box-shadow:var(--shadow)}.code-input{flex:1 1 0%;display:flex;gap:10px;align-items:center;min-width:320px;margin-right:24px}.code-input.copied input{border-color:var(--accent);box-shadow:0 0 0 6px #48e6aa2e;animation:pulse .8s ease}@keyframes pulse{0%{transform:translateY(0)}25%{transform:translateY(-1px)}to{transform:translateY(0)}}.code-input input{width:100%;padding:12px 14px;border-radius:12px;border:1px solid rgba(255,255,255,.08);background:#ffffff0a;color:var(--text);font-size:16px;letter-spacing:.08em}.actions{display:flex;gap:8px;margin-left:auto}button{border:none;cursor:pointer;padding:12px 14px;border-radius:12px;font-weight:600;color:#0a0f1d;background:linear-gradient(135deg,var(--accent) 0%,var(--accent-strong) 100%);transition:transform .12s ease,filter .12s ease}button.secondary{background:#ffffff14;color:var(--text);border:1px solid rgba(255,255,255,.12)}button:disabled{opacity:.5;cursor:not-allowed}button:not(:disabled):hover{transform:translateY(-1px);filter:brightness(1.05)}.status{color:var(--muted);font-size:14px;white-space:nowrap}.grid{display:grid;grid-template-columns:1fr 1fr;gap:16px}.panel{background:var(--panel);border:1px solid rgba(255,255,255,.08);border-radius:16px;padding:16px;box-shadow:var(--shadow)}.panel h3{margin:0 0 8px;font-size:13px;letter-spacing:.02em}.dropzone{border:1px dashed rgba(255,255,255,.25);border-radius:12px;padding:18px;margin-bottom:12px;text-align:center;color:var(--muted);background:#ffffff08;transition:border-color .12s ease,background .12s ease}.dropzone.active{border-color:var(--accent);background:#48e6aa14}.transfer-list,.history-list{display:flex;flex-direction:column;gap:10px}.transfer-card{background:var(--panel-strong);padding:12px;border-radius:12px;border:1px solid rgba(255,255,255,.08);word-break:break-word}.transfer-card .meta{display:flex;justify-content:space-between;gap:10px;align-items:center;font-weight:600}.transfer-info{display:flex;flex-direction:column;gap:2px;min-width:0;flex:1}.transfer-name{font-size:12px;word-break:break-word;overflow-wrap:anywhere}.transfer-size{color:var(--muted);font-size:11px}.meta .badge,.meta button{flex-shrink:0}.progress{height:6px;border-radius:6px;background:#ffffff14;overflow:hidden;margin-top:8px}.progress-fill{height:100%;background:linear-gradient(90deg,var(--accent),var(--accent-strong))}.badge{padding:4px 8px;border-radius:8px;font-size:12px;text-transform:uppercase;letter-spacing:.05em;background:#ffffff1a;min-width:64px;text-align:center}.badge.receive{background:#8ff7d11f;color:var(--accent)}.badge.send{background:#ffffff14}.badge.danger{background:#ff6b6b2e;color:#ffc4c4}.chat-window{height:420px;border-radius:12px;border:1px solid rgba(255,255,255,.08);background:#ffffff0a;display:flex;flex-direction:column;overflow:hidden}.chat-log{flex:1;padding:12px;overflow-y:auto;display:flex;flex-direction:column;gap:8px}.chat-bubble{max-width:70%;min-width:0;padding:10px 12px;border-radius:12px;word-wrap:break-word;overflow-wrap:anywhere;word-break:break-word;background:#ffffff14}.chat-bubble.self{align-self:flex-end;background:linear-gradient(135deg,var(--accent),var(--accent-strong));color:#0b1221}.chat-bubble.peer{align-self:flex-start}.chat-input{display:flex;padding:12px;gap:8px;border-top:1px solid rgba(255,255,255,.08);background:#00000029}.chat-input textarea{flex:1;min-height:72px;max-height:140px;padding:10px 12px;border-radius:10px;border:1px solid rgba(255,255,255,.08);background:#ffffff0f;color:var(--text);resize:vertical;font-family:inherit}.chat-input button{align-self:flex-end;min-width:72px;padding:8px 12px;font-size:14px}.history-title{margin:12px 0 4px;color:var(--muted);font-size:13px;text-transform:uppercase;letter-spacing:.05em}.install-strip{display:flex;justify-content:flex-end}.install-btn{background:#ffffff1f;color:var(--accent);border:1px solid rgba(143,247,209,.6);padding:8px 12px;border-radius:999px;font-size:14px;letter-spacing:.01em;box-shadow:0 8px 24px #00000040}.install-btn:hover{filter:brightness(1.08)}.footer{margin-top:8px;padding:12px 8px 4px;text-align:center;color:var(--muted);font-size:13px;letter-spacing:.04em}@media (max-width: 640px){.topbar{flex-direction:column;align-items:stretch}.code-input{margin-right:0;min-width:0;width:100%;flex-direction:column;align-items:stretch;gap:6px}.status{white-space:normal}.actions{width:100%;flex-direction:row;flex-wrap:nowrap;justify-content:space-between;margin-left:0;gap:6px}.actions button{flex:1 1 0;min-width:0;padding:10px 8px;font-size:14px;white-space:nowrap}.panel h3{font-size:12px}.transfer-name{font-size:11px}.transfer-size{font-size:10px}}@media (max-width: 960px){#root{padding:16px}.grid{grid-template-columns:1fr}}